HP Brown Sauce and Coleman's Mustard placed third and fourth respectively, with Branston Pickle rounding off the top five.

Daddies Brown Sauce, tartare sauce, malt vinegar, Heinz Salad Cream and horseradish were also popular choices as an addition to a meal, in the survey conducted by shopping discount site NetVoucherCodes.co.uk.

On mayonnaise's win over ketchup, one voter commented: "Mayo is so versatile. You couldn't put ketchup on both your chips and your salad, could you?"

A spokesperson for NetVoucherCodes.co.uk said: "We all like a good sauce so it is interesting to see what the nation voted as its favourite.

"It was surprising to see that Heinz Ketchup didn't win.

"A couple of respondents had put down Marmite as their favourite condiment. However, these we disqualified on the count of Marmite being a spread."